PCF5077T

INTEGRATED CIRCUITS DATA SHEET PCF5077T Power amplifier controller for GSM and PCN systems Preliminary specification File under Integrated Circuits, IC17 1997 Nov 19 Philips Semiconductors Preliminary specification Power amplifier controller for GSM and PCN systems FEATURES CMOS low-voltage, low-power Can be used in burst mode with power-down 3-wire serial bus interface with the bus available in Power-down mode On-chip ramp generator for 256 different power levels with two dynamic ranges Two programmable regulator start conditions (VKICK and VHOME) Programmable analog output voltage limitation Ramping speed depending on the 13 MHz system frequency clock for Global System for Mobile communications (GSM) and Personal Communications Network (PCN) Low swing input buffer for the 13 MHz master clock Compatible to a large number of different RF power modules QUICK REFERENCE DATA SYMBOL VDDD VDDA1 VDDA2 IDD(oper)(tot) Tamb Notes PARAMETER digital supply voltage analog supply voltage 1 analog supply voltage 2 (for OP4) total operating current on the VDD pins operating ambient temperature note 2 CONDITIONS note 1 note 1 MIN. 2.7 2.7 2.7 − −40 TYP. 3.0 3.0 5.0 9 − PCF5077T Programmable temperature matching Dual supply concept for analog and digital part No external filter for suppression of clock pulse feed through Direct power control with ramping function (control loop can be switched off) On-chip Power-on reset for all registers Serial bus is compati...